(:*******************************************************:)
(: Test: K2-SeqExprCast-68                               :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:21+01:00                       :)
(: Purpose: Ensure a plus sign is accepted for positiveInteger. :)
(:*******************************************************:)
xs:positiveInteger("+1")